* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #fafafa;
  color: #222;
}

header {
  background: #084ca1;
  color: #fff;
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px #0002;
}

header .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px 10px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

header h1 {
  margin: 0;
  font-size: 1.8rem;
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 20px;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  padding: 6px 10px;
  border-radius: 4px;
  transition: background 0.2s;
}

nav a:hover,
nav a:focus {
  background: #062c70;
}

.hero {
  background: linear-gradient(110deg, #2176ff 60%, #33c4ff 100%);
  color: #fff;
  padding: 70px 0 60px 0;
  text-align: center;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content {
  max-width: 700px;
  margin: 0 auto;
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 18px;
}

.destaque {
  color: #ffe84a;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 36px;
}

.grafico-container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  background: #fff344;
  border-radius: 16px;
  box-shadow: 0 4px 24px #0003;
  padding: 14px 6px 10px 6px;
}

main {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

section {
  margin-bottom: 40px;
  background: #fff;
  padding: 24px 32px;
  border-radius: 12px;
  box-shadow: 0 2px 8px #0001;
}

form input,
form textarea {
  display: block;
  width: 100%;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid #bbb;
  border-radius: 6px;
  font-size: 1rem;
}

form textarea {
  min-height: 100px;
  resize: vertical;
}

form button {
  background: #084ca1;
  color: #fff;
  border: none;
  padding: 12px 30px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.2s;
}

form button:hover,
form button:focus {
  background: #062c70;
}

#mensagem-sucesso {
  color: #fff;
  background: #14b86b;
  padding: 12px;
  border-radius: 8px;
  text-align: center;
  margin-top: 10px;
}

footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 16px 0;
  margin-top: 40px;
}

/* Responsividade */
@media (max-width: 900px) {
  header .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .hero h2 {
    font-size: 2rem;
  }
}

@media (max-width: 700px) {
  main {
    max-width: 100%;
    margin: 20px auto;
    padding: 0 5px;
  }
  section {
    padding: 18px 8px;
    margin-bottom: 24px;
  }
  nav ul {
    gap: 10px;
    flex-wrap: wrap;
  }
  nav a {
    font-size: 0.96rem;
    padding: 6px 4px;
  }
  header h1 {
    font-size: 1.3rem;
  }
  .grafico-container {
    max-width: 98vw;
    padding: 6px 0;
  }
  .hero h2 {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 32px 0 20px 0;
    min-height: 240px;
  }
  header .container {
    padding: 10px 4px 8px 4px;
  }
  main {
    padding: 0 2px;
  }
  section {
    padding: 10px 2px;
  }
  nav ul {
    flex-direction: column;
    gap: 0;
    align-items: center;
  }
  nav a {
    display: block;
    padding: 10px;
    margin: 0;
    text-align: center;
    border-radius: 0;
    border-bottom: 1px solid #fff2;
  }
  nav a:last-child {
    border-bottom: none;
  }
  .hero-content {
    padding: 0 8px;
  }
  .grafico-container {
    padding: 2px 0;
  }
  footer {
    font-size: 0.95rem;
    padding: 10px 0;
  }
}